It sounds like the CC wireless device connection can no longer write your SD card. Did your device recently upgrade to Kitkat? If so, see our FAQ
How do I use an SD card with Android 4.4 (Kitkat) or later?.
Is your SD card full?
Sending us a CC debug log is the best way to help us debug the problem. See our FAQ
How do I get help? Please remove the multipie.co.uk email address.